Medical and veterinary apparatus and instruments for use in endovascular, cardiovascular, endoscopy, surgical procedures; equipment for diagnosis, examination and monitoring, namely, electric stethoscopes, endoscopes, otoscopes, electrocardiographs, and hearing protection devices; electronic stethoscopes; endoscopes; otoscopes; electrocardiographs; hearing protection devices; excluding stents, catheters, pacemakers and defibrillators